diff --git a/src/app/components/preferences/qemu/qemu-vm-template-details/qemu-vm-template-details.component.ts b/src/app/components/preferences/qemu/qemu-vm-template-details/qemu-vm-template-details.component.ts
index 14f1edf6..2eec1bbc 100644
--- a/src/app/components/preferences/qemu/qemu-vm-template-details/qemu-vm-template-details.component.ts
+++ b/src/app/components/preferences/qemu/qemu-vm-template-details/qemu-vm-template-details.component.ts
@@ -62,6 +62,8 @@ export class QemuVmTemplateDetailsComponent implements OnInit {
             this.getConfiguration();
             this.qemuService.getTemplate(this.server, template_id).subscribe((qemuTemplate: QemuTemplate) => {
                 this.qemuTemplate = qemuTemplate;
+                    this.adapters.push(adapter);
+                });
 
                 this.qemuService.getBinaries(server).subscribe((qemuBinaries: QemuBinary[]) => {
                     this.binaries = qemuBinaries;
@@ -114,7 +116,23 @@ export class QemuVmTemplateDetailsComponent implements OnInit {
 
     configureCustomAdapters(){
         this.isConfiguratorOpened = !this.isConfiguratorOpened;
-        this.qemuTemplate.custom_adapters = this.adapters;
+        this.saveCustomAdapters();
+    }
+
+    saveCustomAdapters() {
+        let copyOfAdapters = this.adapters;
+        this.adapters = [];
+
+        for(let i=0; i<this.qemuTemplate.adapters; i++){
+            if (copyOfAdapters[i]) {
+                this.adapters.push(copyOfAdapters[i]);
+            } else {
+                this.adapters.push({
+                    adapter_number: i,
+                    adapter_type: 'e1000'
+                });
+            }
+        }
     }
 
     goBack() {
@@ -128,6 +146,8 @@ export class QemuVmTemplateDetailsComponent implements OnInit {
             if (!this.activateCpuThrottling){
                 this.qemuTemplate.cpu_throttling = 0;
             }
+            this.saveCustomAdapters();
+            this.qemuTemplate.custom_adapters = this.adapters;
     
             this.qemuService.saveTemplate(this.server, this.qemuTemplate).subscribe((savedTemplate: QemuTemplate) => {
                 this.toasterService.success("Changes saved");
diff --git a/src/app/components/preferences/virtual-box/virtual-box-template-details/virtual-box-template-details.component.ts b/src/app/components/preferences/virtual-box/virtual-box-template-details/virtual-box-template-details.component.ts
index 80d3b056..686d46f5 100644
--- a/src/app/components/preferences/virtual-box/virtual-box-template-details/virtual-box-template-details.component.ts
+++ b/src/app/components/preferences/virtual-box/virtual-box-template-details/virtual-box-template-details.component.ts
@@ -65,17 +65,9 @@ export class VirtualBoxTemplateDetailsComponent implements OnInit {
             this.virtualBoxService.getTemplate(this.server, template_id).subscribe((virtualBoxTemplate: VirtualBoxTemplate) => {
                 this.virtualBoxTemplate = virtualBoxTemplate;
 
-                for(let i=0; i<this.virtualBoxTemplate.adapters; i++){
-                    let adapter = this.virtualBoxTemplate.custom_adapters.find(elem => elem.adapter_number === i);
-                    if (adapter) {
-                        this.adapters.push(adapter);
-                    } else {
-                        this.adapters.push({
-                            adapter_number: i,
-                            adapter_type: this.virtualBoxTemplate.adapter_type
-                        });
-                    }
-                }
+                this.virtualBoxTemplate.custom_adapters.forEach((adapter: CustomAdapter) => {
+                    this.adapters.push(adapter);
+                });
             });
         });
     }
@@ -89,7 +81,23 @@ export class VirtualBoxTemplateDetailsComponent implements OnInit {
 
     configureCustomAdapters(){
         this.isConfiguratorOpened = !this.isConfiguratorOpened;
-        this.virtualBoxTemplate.custom_adapters = this.adapters;
+        this.saveCustomAdapters();
+    }
+
+    saveCustomAdapters() {
+        let copyOfAdapters = this.adapters;
+        this.adapters = [];
+
+        for(let i=0; i<this.virtualBoxTemplate.adapters; i++){
+            if (copyOfAdapters[i]) {
+                this.adapters.push(copyOfAdapters[i]);
+            } else {
+                this.adapters.push({
+                    adapter_number: i,
+                    adapter_type: 'e1000'
+                });
+            }
+        }
     }
 
     cancelConfigureCustomAdapters(){
@@ -101,6 +109,9 @@ export class VirtualBoxTemplateDetailsComponent implements OnInit {
     }
 
     onSave() {
+        this.saveCustomAdapters();
+        this.virtualBoxTemplate.custom_adapters = this.adapters;
+
         this.virtualBoxService.saveTemplate(this.server, this.virtualBoxTemplate).subscribe((virtualBoxTemplate: VirtualBoxTemplate) => {
             this.toasterService.success("Changes saved");
         });
diff --git a/src/app/components/preferences/vmware/vmware-template-details/vmware-template-details.component.ts b/src/app/components/preferences/vmware/vmware-template-details/vmware-template-details.component.ts
index 3fddcf30..a8422bbb 100644
--- a/src/app/components/preferences/vmware/vmware-template-details/vmware-template-details.component.ts
+++ b/src/app/components/preferences/vmware/vmware-template-details/vmware-template-details.component.ts
@@ -55,6 +55,10 @@ export class VmwareTemplateDetailsComponent implements OnInit {
             this.getConfiguration();
             this.vmwareService.getTemplate(this.server, template_id).subscribe((vmwareTemplate: VmwareTemplate) => {
                 this.vmwareTemplate = vmwareTemplate;
+
+                this.vmwareTemplate.custom_adapters.forEach((adapter: CustomAdapter) => {
+                    this.adapters.push(adapter);
+                });
             });
         });
     }
@@ -74,6 +78,9 @@ export class VmwareTemplateDetailsComponent implements OnInit {
         if (this.generalSettingsForm.invalid) {
             this.toasterService.error(`Fill all required fields`);
         } else {
+            this.saveCustomAdapters();
+            this.vmwareTemplate.custom_adapters = this.adapters;
+
             this.vmwareService.saveTemplate(this.server, this.vmwareTemplate).subscribe((vmwareTemplate: VmwareTemplate) => {
                 this.toasterService.success("Changes saved");
             });
@@ -84,27 +91,25 @@ export class VmwareTemplateDetailsComponent implements OnInit {
         this.isConfiguratorOpened = !this.isConfiguratorOpened;
     }
 
-    configureCustomAdapters() {
+    configureCustomAdapters(){
         this.isConfiguratorOpened = !this.isConfiguratorOpened;
+        this.saveCustomAdapters();
+    }
+
+    saveCustomAdapters() {
+        let copyOfAdapters = this.adapters;
         this.adapters = [];
 
-        let adapters: CustomAdapter[] = [];
-        for (let i=0; i<this.vmwareTemplate.adapters; i++){
-            if (this.vmwareTemplate.custom_adapters[i]) {
-                adapters.push(this.vmwareTemplate.custom_adapters[i]);
+        for(let i=0; i<this.vmwareTemplate.adapters; i++){
+            if (copyOfAdapters[i]) {
+                this.adapters.push(copyOfAdapters[i]);
             } else {
-                adapters.push({
+                this.adapters.push({
                     adapter_number: i,
                     adapter_type: 'e1000'
                 });
             }
         }
-        this.adapters = adapters;
-    }
-
-    saveCustomAdapters() {
-        this.isConfiguratorOpened = !this.isConfiguratorOpened;
-        this.vmwareTemplate.custom_adapters = this.adapters;
     }
 
     chooseSymbol() {